package ooday03;

public class InterfacecDemo {
    public static void main(String[] args) {

    }
}
//演示接口的语法
interface Inter{
    public  abstract void show();
    void test();
}
//演示接口的实现
interface  Inter1{
    void show();
    void test();
}
class Aoo implements Inter1{
    public  void  show(){} //重写接口方法，必须加public
    public  void  test(){}
}
 interface Inter2{
    void  show();
 }
interface  Inter3{
    void  test();
}
abstract  class Boo{
    abstract void say();
}
class Coo extends Boo implements  Inter2,Inter3{
    public void show(){}
    public void test(){}
    void  say(){}
}
//演示接口集成接口
interface Inter4{
    void show();
}
interface  Inter5{
    void  test();
}
class Doo implements Inter5{
    public  void test(){}
    public void  show(){}
    void  say(){}
}































